Home / 346,322.66-519,535.94-121,643.50

Finding the Fourth Proportional to 346,322.66, 519,535.94 and 121,643.50

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Solution

The fourth proportional to 346,322.66, 519,535.94 and 121,643.50 is: 182,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,322.66 : 519,535.94 = 121,643.50 : x
  2. Step 2: Convert to fraction form
    346,322.66/519,535.94 = 121,643.50/x
  3. Step 3: Cross multiply
    346,322.66x = 519,535.94 × 121,643.50
  4. Step 4: Simplify right side
    346,322.66x = 63,198,170,117.39
  5. Step 5: Solve for x
    x = 63,198,170,117.39/346,322.66
  6. Step 6: Final answer
    x = 182,483.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.